Home / 57,412.17-86,132.08-56,458.95

Finding the Fourth Proportional to 57,412.17, 86,132.08 and 56,458.95

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Solution

The fourth proportional to 57,412.17, 86,132.08 and 56,458.95 is: 84,702.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,412.17 : 86,132.08 = 56,458.95 : x
  2. Step 2: Convert to fraction form
    57,412.17/86,132.08 = 56,458.95/x
  3. Step 3: Cross multiply
    57,412.17x = 86,132.08 × 56,458.95
  4. Step 4: Simplify right side
    57,412.17x = 4,862,926,946.73
  5. Step 5: Solve for x
    x = 4,862,926,946.73/57,412.17
  6. Step 6: Final answer
    x = 84,702.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.